Issued Patents All Time
Showing 1–25 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422585 | Satellite and magnetic field sonde apparatus and methods | Mark S. Olsson, Jesse O. Casares, Jan Soukup, Ray Merewether, David A. Cox +1 more | 2025-09-23 |
| 12362457 | Combined satellite navigation and radio transceiver antenna devices | Mark S. Olsson | 2025-07-15 |
| 12306366 | Utility locator transmitter devices, systems, and methods | Mark S. Olsson, Jesse O. Casares, Jan Soukup, Justin W. Taylor, Ray Merewether +1 more | 2025-05-20 |
| 12283755 | Input multiplexed signal processing apparatus and methods | Mark S. Olsson | 2025-04-22 |
| 12235221 | Self-leveling inspection systems and methods | Mark S. Olsson, Roger B. Shaffer, Ray Merewether, Michael J. Martin, David A. Cox | 2025-02-25 |
| 12210130 | Electromagnetic marker devices for buried or hidden use | Mark S. Olsson, Matthew D. Bockman | 2025-01-28 |
| 12157995 | High frequency AC-powered drain cleaning and inspection apparatus and methods | Mark S. Olsson, Jan Soukup, Inho Andy Shin, David A. Cox, Alexander L. Warren | 2024-12-03 |
| 12105167 | Buried utility locator auto-tuning apparatus and methods | Mark S. Olsson, Jan Soukup | 2024-10-01 |
| 12105244 | Phase-synchronized buried object transmitter and locator methods and apparatus | Mark S. Olsson, Ray Merewether, Inho Andy Shin, Jan Soukup, David A. Cox | 2024-10-01 |
| 11988798 | Buried utility marker devices, systems, and methods | Mark S. Olsson | 2024-05-21 |
| 11960047 | Locating devices, systems, and methods using frequency suites for utility detection | Mark S. Olsson, Michael J. Martin, Ray Merewether, Paul Wisecaver, Austin Rutledge | 2024-04-16 |
| 11921225 | Antenna systems for circularly polarized radio signals | Mark S. Olsson, Ray Merewether | 2024-03-05 |
| 11909104 | Antennas, multi-antenna apparatus, and antenna housings | Mark S. Olsson | 2024-02-20 |
| 11901642 | Input multiplexed signal processing apparatus and methods | Mark S. Olsson | 2024-02-13 |
| 11876283 | Combined satellite navigation and radio transceiver antenna devices | Mark S. Olsson | 2024-01-16 |
| 11846095 | High frequency AC-powered drain cleaning and inspection apparatus and methods | Mark S. Olsson, Jan Soukup, Inho Andy Shin, David A. Cox, Alexander L. Warren | 2023-12-19 |
| 11842474 | Pipe inspection system camera heads | Mark S. Olsson, Michael J. Martin, Ray Merewether, Tran M. Nguyen | 2023-12-12 |
| 11789093 | Three-axis measurement modules and sensing methods | Mark S. Olsson, Allen P. Hoover, Sequoyah Aldridge | 2023-10-17 |
| 11768308 | Systems and methods for electronically marking, locating and virtually displaying buried utilities | Mark S. Olsson, Michael J. Martin, Ray Merewether | 2023-09-26 |
| 11686878 | Electromagnetic marker devices for buried or hidden use | Mark S. Olsson, Matthew D. Bockman | 2023-06-27 |
| 11674906 | Self-leveling inspection systems and methods | Mark S. Olsson, Roger B. Shaffer, Ray Merewether, Michael J. Martin, David A. Cox | 2023-06-13 |
| 11635479 | Auto-tuning circuit apparatus and methods | Mark S. Olsson, Jan Soukup | 2023-04-25 |
| 11624851 | Electronic marker devices and systems | Mark S. Olsson, Ray Merewether, Jan Soukup | 2023-04-11 |
| 11621099 | Coaxial video push-cables for use in inspection systems | Mark S. Olsson, Alexander L. Warren, Ray Merewether | 2023-04-04 |
| 11467317 | Electromagnetic marker devices with separate receive and transmit antenna elements | Mark S. Olsson, Matthew D. Bockman | 2022-10-11 |